<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<script src="https://unpkg.com/vue@3/dist/vue.global.js"></script>
	</head>
	<body>
		
		<div id="app">
			{{message}}<br />
			
			姓名:{{name}} 年龄:{{age}}<br />
			
			明年年龄:{{age+1}}<br />
			
			是否成年:{{age>18?"成年":"未成年"}}<br />
			
		</div>
		<script>
			
			var app = Vue.createApp({
				data(){
					return{
						"message":"一起学习Vue!",
						"name":"张三",
						"age":18
					}
				}
			});
			
			var vm = app.mount("#app")
		</script>
	</body>
</html>
